Mantel hook



FIG. 1 is a front perspective view of my design for a mantel hook;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof with the opposite side being a mirror image;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for a mantel hook, as shown and described. 